{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "By using in vitro and in vivo systems involving a highly metastatic mouse B16 melanoma cell line [ 25 ] , we found that ATRA enhances the antitumor activity of EGCG by upregulating the 67 LR expression through RAR ."}
{"Anatomy": ["B16 melanoma cell line", "antitumor"]}